https://llvm.org/bugs/show_bug.cgi?id=24740
Bug ID: 24740
Summary: [ms] clang-cl produces .obj files that link.exe
mis-links in /incremental mode
Product: clang
Version: trunk
Hardware: PC
OS: All
Status: NEW
Severity: normal
Priority: P
Component: LLVM Codegen
Assignee: [email protected]
Reporter: [email protected]
CC: [email protected]
Classification: Unclassified
Here's a self-contained repro:
C:\src\llvm-build>type test.cc
#include <stdio.h>
int main(int argc, char* argv[]) {
#if 1
int kSize = 0xC000;
#else
int kSize = 0x1000;
#endif
fprintf(stderr, "%d\n", kSize);
}
C:\src\llvm-build>bin\clang-cl test.cc /c
C:\src\llvm-build>link test.obj /verbose:incr /incremental
Microsoft (R) Incremental Linker Version 12.00.31101.0
Copyright (C) Microsoft Corporation. All rights reserved.
C:\src\llvm-build>test
49152
C:\src\llvm-build>link test.obj /verbose:incr /incremental
C:\src\llvm-build>type test.cc
#include <stdio.h>
int main(int argc, char* argv[]) {
#if 0
int kSize = 0xC000;
#else
int kSize = 0x1000;
#endif
fprintf(stderr, "%d\n", kSize);
}
C:\src\llvm-build>bin\clang-cl test.cc /c
C:\src\llvm-build>link test.obj /verbose:incr /incremental
Microsoft (R) Incremental Linker Version 12.00.31101.0
Copyright (C) Microsoft Corporation. All rights reserved.
C:\src\llvm-build>test
49152
C:\src\llvm-build>link test.obj
Microsoft (R) Incremental Linker Version 12.00.31101.0
Copyright (C) Microsoft Corporation. All rights reserved.
C:\src\llvm-build>test
4096
majnemer discovered that this is due to clang-cl not writing timestamps into
COFF files.
--
You are receiving this mail because:
You are on the CC list for the bug.
_______________________________________________
llvm-bugs mailing list
[email protected]
http://lists.llvm.org/cgi-bin/mailman/listinfo/llvm-bugs
